u-boot-imx-20200623

Stefano Babic

@sbabic

824e6fe0 · mx6cuboxi: remove unused code · Jun 23, 2020

Fixes for 2020.07
-----------------

Travis: https://travis-ci.org/github/sbabic/u-boot-imx/builds/701059103

- Fixes for atheros und cubox
- Toradex: mostly environment
- i.MX7: DDR fixes
- switch to DM
- sabrelite : fix MMC access